【文档说明】山东省枣庄市滕州市2022-2023学年高一下学期期中质量检测数学答案（PDF版）.pdf，共(8)页，743.707 KB，由小赞的店铺上传

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2022～2023学年第二学期期中质量检测232066izab=+abR0a(12i)(12i)(i)2(2)izababba+=++=−++(12i)z+20ab−=20ba+||25z=22+20ab=4

a=2b=42iz=+42iz=+x20xmxn++=mnR）xy−112πO2(4+2i)(42i)0mn+++=12+4(162)i0mnm+++=16+204120mmn=++=8m=−20n=π26x+0π

2π3π22πxπ12−π65π122π311π12()fx0101−0..................................................................3分()fxsinyx=π6πsin

()6yx=+π()sin(2)6fxx=+sinyx=sin2yx=π12π()sin(2)6fxx=+(,)xy=c||4=c224xy+=2216xy+=∥ac30yx+=2,23xy==

−2,23.xy=−=故(2,23)=−c(2,23)=−c2+ab2−ab(2)(2)0+−=abab222320+−=aabb||2=a||1=b243210+−=ab2=−abcos1||||==−abab[

0,π]π=sinsinsinsincCbBCAaa−=−22cbcaaa−=−222acbac+−=2221cos22acbBac+−==(0,π)Bπ3B=4b=π3B=463c=sinsinb

cBC=4643πsinsin3C=346223sin42C==2π(0,)3Cπ4C=ππ5ππ()3412A=−+=5πππππππsinsinsin()sincoscossin12464646A==+=+23216222224+=+=11466243

sin4422343ABCSbcA+===+△OPN△2ππ,33ONPOPN==−sinsinONOPOPNONP=π2πsin()sin33ONOP=−23πsin()33ONm=−2sinOPNSSOPON==△223πsinsin()33m=−，

π03223πsinsin()33Sm=−22331sin(cossin)322m=−23311(sin2cos2)3222m=+−223π3sin(2)366mm=+−...........................

.........................................9分π03ππ5π2666+ππ262+=π6=2max36Sm=1123EFEAAFABAD=+=−+111()232ABACAB=−+

+111266ABACAB=−++1136ABAC=−+1136=−+abAPAC=(0,1)EPEAAPEAAC=+=+1122ABAC=−+=−+abEFEPEFkEP=111()362k−+=−+abab11()()236kk−+−=0ab1

023106kk−=−=14=14APAC=1324DPDCCPBCAC=+=−13()24BAACAC=+−11112424ABACab=−−=−−1111()()3624EFDP=−+−−abab2211624=−ab22114

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